<template>
  <div>
    <div class="block">
      <span class="demonstration"
        >时间范围</span
      >
      <!-- <el-date-picker
        v-model="value2"
        type="datetimerange"
        align="right"
        start-placeholder="开始日期"
        end-placeholder="结束日期"
        :default-time="['12:00:00', '08:00:00']"
      >
      </el-date-picker> -->
      <el-button type="primary">查询</el-button>
    </div>
    <el-card class="box-card">
      <div id="main"></div>
    </el-card>
  </div>
</template>

<script>
export default {
  data() {
    return {
      value2: "",
    };
  },
  methods: {
    // 基本柱形图
    change() {
      const chartBox = this.$echarts.init(document.getElementById("main"));
      const option = {
        title: {
          text: "Stacked Line",
        },
        tooltip: {
          trigger: "axis",
        },
        legend: {
          data: ["Email", "Union Ads", "Video Ads", "Direct", "Search Engine"],
        },
        grid: {
          left: "3%",
          right: "4%",
          bottom: "3%",
          containLabel: true,
        },
        toolbox: {
          feature: {
            saveAsImage: {},
          },
        },
        xAxis: {
          type: "category",
          boundaryGap: false,
          data: ["Mon", "Tue", "Wed", "Thu", "Fri", "Sat", "Sun"],
        },
        yAxis: {
          type: "value",
        },
        series: [
          {
            name: "Email",
            type: "line",
            stack: "Total",
            data: [120, 132, 101, 134, 90, 230, 210],
          },
          {
            name: "Union Ads",
            type: "line",
            stack: "Total",
            data: [220, 182, 191, 234, 290, 330, 310],
          },
          {
            name: "Video Ads",
            type: "line",
            stack: "Total",
            data: [150, 232, 201, 154, 190, 330, 410],
          },
          {
            name: "Direct",
            type: "line",
            stack: "Total",
            data: [320, 332, 301, 334, 390, 330, 320],
          },
          {
            name: "Search Engine",
            type: "line",
            stack: "Total",
            data: [820, 932, 901, 934, 1290, 1330, 1320],
          },
        ],
      };
      chartBox.setOption(option);
      // 根据页面大小自动响应图表大小
      window.addEventListener("resize", function () {
        chartBox.resize();
      });
    },
  },
  mounted() {
    this.change();
  },
};
</script>

<style lang="less" scoped>
.con {
  display: flex;
  justify-content: space-between;
  text-align: center;
  .dindan {
    font-size: 50px;
    color: #0f95da;
  }
  .aa {
    color: red;
  }
  .cc {
    color: #1afa29;
  }
  ul > li:first-child {
    color: #ddd;
    margin-bottom: 5px;
  }
  ul > li:last-child {
    font-weight: 600;
  }
}
#main {
  min-width: 31.25rem;
  min-height: 31.25rem;
  // max-height: 500px;
}
#maychar {
  max-height: 500px;
  // max-height: 400px;
  height: 500px;
}
.box-card {
  margin-top: 20px;
}
</style>
